663
663
Brand: Sea-Gull (海鷗). Reference: 618.663. Official retail price: CN ¥68,000
MOVEMENT
Mechanical, manual-winding. Tourbillon. China Made. Caliber: Sea-Gull ST8030. Functions: Hour, minute. Jewels: 23. Frequency: 28800 vph. Power reserve: Around 72 hours.
CASE
18K rose gold. Diameter: 40 mm. Thickness: 9 mm. Water resistance: 5 ATM. Luminescence: No lume. Dial: Silver color. Crystal: Sapphire crystal. Case back: Screw-down notched. Transparent. Crown: Push-pull. Pumpkin shape. Crown not signed.
STRAP
Black. Alligator leather. No quick release: Need tool to remove strap from case. Clasp: Pin buckle. 18K gold clasp.





Description
663
Brand: Sea-Gull (海鷗). Reference: 618.663. Official retail price: CN ¥68,000
MOVEMENT
Mechanical, manual-winding. Tourbillon. China Made. Caliber: Sea-Gull ST8030. Functions: Hour, minute. Jewels: 23. Frequency: 28800 vph. Power reserve: Around 72 hours.
CASE
18K rose gold. Diameter: 40 mm. Thickness: 9 mm. Water resistance: 5 ATM. Luminescence: No lume. Dial: Silver color. Crystal: Sapphire crystal. Case back: Screw-down notched. Transparent. Crown: Push-pull. Pumpkin shape. Crown not signed.
STRAP
Black. Alligator leather. No quick release: Need tool to remove strap from case. Clasp: Pin buckle. 18K gold clasp.



















